It is estimated that there are ______ people suffering from obesity in the world. What is the correlation between body weight a

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问题 It is estimated that there are ______ people suffering from obesity in the world.
What is the correlation between body weight and heart disease and blood pressure?

选项 A、Ten per cent less body weight means ten per cent less risk of heart disease and high blood pressure.
B、Thirteen per cent more body weight means ten per cent more risk of heart disease and high blood pressure.
C、The more body weight one gains, the more risk of heart disease and high blood pressure he has.
D、The less body weight one gains, the more risk of heart disease and the less risk of high blood pressure he has.

答案C

解析 第四段第三句和第四句说到了体重与心脏病和血压的关系:“体重增加10%意味着患心脏病的危险性增加13%,体重减少10%可导致血压降低13%”。可见只有C才符合短文的意思。
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